Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7097130 | Tape pack appearance control apparatus | Akio Yamaguchi | 2006-08-29 |
| 7092211 | Tape cleaner having a weft arranged perpendicular to a running direction of a tape | — | 2006-08-15 |
| 5300179 | Magnetic disk manufacturing apparatus | Toshihiro Matsushita | 1994-04-05 |
| 5261621 | Method and apparatus for evenly winding magnetic tape | Masaaki Sakaguchi | 1993-11-16 |
| 4932600 | Method for winding magnetic tape | Masaaki Sakaguchi | 1990-06-12 |
| 4909455 | Method and device for winding magnetic tape using magnetic alignment | Masaaki Sakaguchi, Kazuo Kubota, Keisuke Wakatsuki | 1990-03-20 |
| 4867388 | Magnetic tape winding device | Masaaki Sakaguchi | 1989-09-19 |
| 4846420 | Magnetic tape loading method and apparatus | Masaaki Sakaguchi | 1989-07-11 |
| 4844370 | Method and device for winding magnetic tape using magnetic alignment | Masaaki Sakaguchi, Hiroshi Chikamasa, Keisuke Wakatsuki, Seiji Kiuchi | 1989-07-04 |
| 4817884 | Method and device for winding magnetic tape using magnetic alignment | Masaaki Sakaguchi, Akira Takagi | 1989-04-04 |